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Section 1: Advanced Health Assessment & Diagnostic Reasoning (Q1-30)
Q1. A 68-year-old male presents with progressive dyspnea on exertion, orthopnea, and
bilateral lower extremity edema. On examination, jugular venous distension is noted at
45 degrees, an S3 gallop is audible at the apex, and bibasilar crackles are present.
Which additional finding on physical examination is most consistent with advanced
decompensated heart failure?
A. Decreased intensity of the pulmonic component of S2
B. Hepatojugular reflux with sustained abdominal pressure
C. Diminished carotid upstroke volume and delayed peak
D. Fixed split S2 that widens with inspiration
B. Hepatojugular reflux with sustained abdominal pressure [CORRECT]
Rationale: Hepatojugular reflux demonstrates elevated right atrial pressure and volume
overload, consistent with decompensated biventricular failure. Option A suggests
pulmonary hypertension (loud P2), not decreased. Option C describes aortic stenosis.
Option D indicates an atrial septal defect.
Correct Answer: B
Q2. A 58-year-old male presents with substernal chest pressure radiating to his jaw,
accompanied by nausea and diaphoresis. His 12-lead ECG demonstrates 2-mm
ST-segment elevation in leads V2 through V4 with reciprocal ST depression in leads II,
III, and aVF. Which anatomic territory is affected, and what is the immediate priority?
A. Inferior wall; administer IV beta-blocker within 30 minutes
B. Anterior wall; emergent reperfusion via primary PCI
C. Lateral wall; thrombolytic therapy within 24 hours
,D. Posterior wall; serial troponins every 8 hours
B. Anterior wall; emergent reperfusion via primary PCI [CORRECT]
Rationale: ST elevation in V2-V4 localizes to the anterior wall (LAD territory), indicating
an anterior STEMI requiring emergent reperfusion with primary PCI (goal
door-to-balloon <90 minutes). Beta-blockers are important but do not reperfuse
occluded arteries. Thrombolytics are alternatives if PCI cannot be performed within 120
minutes.
Correct Answer: B
Q3. A 65-year-old smoker with chronic cough undergoes spirometry.
Post-bronchodilator FEV1/FVC is 0.62, FEV1 is 55% predicted, and the patient reports
moderate dyspnea (mMRC grade 2) with two moderate exacerbations in the past year.
According to GOLD 2026 classification, which initial pharmacologic regimen is most
appropriate?
A. Short-acting beta-agonist as needed only
B. Long-acting muscarinic antagonist or long-acting beta-agonist
C. Long-acting beta-agonist plus long-acting muscarinic antagonist
D. Long-acting beta-agonist, long-acting muscarinic antagonist, and inhaled
corticosteroid
C. Long-acting beta-agonist plus long-acting muscarinic antagonist [CORRECT]
Rationale: FEV1/FVC <0.70 confirms COPD. With FEV1 55% predicted, mMRC 2 (CAT
likely ≥10), and two moderate exacerbations, this patient is GOLD Group B (low risk by
exacerbation count? No—two moderate exacerbations places the patient in Group E
(high risk). Wait: GOLD 2024/2026 ABE scheme: ≥2 moderate exacerbations or ≥1
hospitalization = Group E. However, the prompt specifies A: 0-1 moderate, B: low risk
more symptoms, E: high risk. With 2 moderate exacerbations, this is Group E. For Group
E, initial therapy is LABA + LAMA. ICS is added only if eosinophils ≥300/μL. The
question does not provide eosinophil count, so LABA + LAMA is correct without ICS.
,Correct Answer: C
Q4. A 72-year-old female with a history of hypertension and diabetes presents with
acute dyspnea and pink frothy sputum. Chest X-ray reveals cardiomegaly, cephalization
of pulmonary vessels, bilateral perihilar bat-wing opacities, and small bilateral pleural
effusions. Which pathophysiologic process best explains these radiographic findings?
A. Alveolar protein accumulation due to pneumocystis infection
B. Transudative pulmonary edema from elevated left atrial pressure
C. Exudative effusions secondary to community-acquired pneumonia
D. Lymphatic obstruction from central bronchogenic carcinoma
B. Transudative pulmonary edema from elevated left atrial pressure [CORRECT]
Rationale: Cephalization, bat-wing opacities, cardiomegaly, and bilateral effusions are
classic for cardiogenic pulmonary edema caused by elevated left atrial and pulmonary
capillary wedge pressure in acute decompensated heart failure. Pneumocystis presents
with diffuse ground-glass opacities in immunocompromised patients. Unilateral
effusions and lobar consolidation suggest pneumonia. Lymphatic obstruction causes
unilateral effusion.
Correct Answer: B
Q5. A 45-year-old male presents with a changing pigmented lesion on his back.
Examination reveals a 7-mm asymmetric macule with irregular, notched borders and
variegated color including brown, black, and pink areas. Which feature cluster warrants
urgent dermatology referral for biopsy?
A. Symmetry, smooth borders, uniform color, diameter 4 mm
B. Asymmetry, border irregularity, color variation, diameter >6 mm
C. Regular shape, blue-gray color, diameter 3 mm, slow growth
D. Round shape, uniform brown, diameter 5 mm, present since childhood
B. Asymmetry, border irregularity, color variation, diameter >6 mm [CORRECT]
Rationale: The ABCDE criteria for melanoma include Asymmetry, Border irregularity,
Color variation, Diameter >6 mm, and Evolution. This lesion meets four major criteria
, and requires urgent excisional biopsy. Options A, C, and D describe benign nevi or blue
nevus features.
Correct Answer: B
Q6. A 22-year-old male presents with periumbilical pain that migrated to the right lower
quadrant over 12 hours. He has nausea, low-grade fever, and anorexia. Examination
reveals localized tenderness at McBurney's point, guarding, and a positive psoas sign.
Which diagnostic study is most appropriate next?
A. CT abdomen and pelvis with contrast
B. Ultrasound of the right upper quadrant
C. MRI of the abdomen without contrast
D. Abdominal X-ray with upright and supine views
A. CT abdomen and pelvis with contrast [CORRECT]
Rationale: In adults with classic appendicitis presentation, CT abdomen/pelvis with
contrast is the imaging modality of choice with high sensitivity and specificity.
Ultrasound is preferred in children and pregnant women. MRI is reserved for pregnant
women when ultrasound is nondiagnostic. Plain films have poor sensitivity for
appendicitis.
Correct Answer: A
Q7. A 70-year-old male suddenly develops right-sided facial droop, right arm weakness,
and slurred speech. His wife notes symptom onset 45 minutes ago. Blood pressure is
178/96 mmHg, glucose is 142 mg/dL, and NIHSS is 14. Which action is the highest
immediate priority?
A. Administer IV labetalol to reduce blood pressure below 140/90 mmHg
B. Obtain emergent non-contrast head CT to exclude hemorrhage
C. Initiate IV tissue plasminogen activator at 0.9 mg/kg immediately
D. Perform carotid Doppler ultrasound in the emergency department
B. Obtain emergent non-contrast head CT to exclude hemorrhage [CORRECT]